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    • 3. 发明专利
    • Regenerated cellulose fiber with photothermal conversion property, method for producing the same and fiber structure
    • 具有光热转换性能的再生纤维素纤维,其制造方法和纤维结构
    • JP2013147785A
    • 2013-08-01
    • JP2012276853
    • 2012-12-19
    • Daiwabo Holdings Co Ltdダイワボウホールディングス株式会社Daiwabo Rayonne Kkダイワボウレーヨン株式会社
    • SHIMADA SHOHEIHAYASHI MAKOTO
    • D01F2/10D04H1/4258D04H1/492
    • PROBLEM TO BE SOLVED: To provide a regenerated cellulose fiber with photothermal conversion properties, which has photothermal conversion particles dispersed in the fiber in a fine particle state, has a high photothermal conversion function, has adequate antistatic properties, and has almost the same properties such as a color tone and texture as a usual rayon fiber; a method for producing the same; and a fiber structure.SOLUTION: The regenerated cellulose fiber contains the photothermal conversion particles having heat ray absorbing properties in the fiber. The photothermal conversion particle is a particle having a BET specific surface area of in a range of 5-120 m/g and a powder resistance of less than 30 Ω cm, and is contained in the fiber in a dispersed state. The method for producing the regenerated cellulose fiber comprises: preparing an aqueous dispersion liquid of the photothermal conversion particles; mixing the aqueous dispersion liquid with a viscose stock solution containing cellulose to prepare a viscose solution for spinning; extruding the viscose solution for spinning from a nozzle to form a fiber; and coagulating and regenerating the fiber.
    • 要解决的问题:为了提供具有光热转化性能的再生纤维素纤维,其具有分散在细颗粒状态的纤维中的光热转化颗粒,具有高的光热转化功能,具有足够的抗静电性能,并且具有几乎相同的性质 作为通常人造纤维的色调和质感; 其制造方法; 和纤维结构。解决方案:再生纤维素纤维含有在纤维中具有热射线吸收特性的光热转化颗粒。 光热转化颗粒是BET比表面积在5-120m 2 / g,粉末电阻小于30%的颗粒; cm,并以分散状态包含在纤维中。 再生纤维素纤维的制造方法包括:制备光热转化颗粒的水性分散液; 将水分散液与含纤维素的粘胶储备溶液混合,制备用于纺丝的粘胶溶液; 从喷嘴挤出用于纺丝的粘胶溶液以形成纤维; 并使纤维凝结和再生。
    • 4. 发明专利
    • Multifunctional regenerated cellulosic fiber, fiber structure including the same, and method for producing them
    • 多功能再生纤维素纤维,包括其的纤维结构及其生产方法
    • JP2013204206A
    • 2013-10-07
    • JP2012076190
    • 2012-03-29
    • Daiwabo Holdings Co Ltdダイワボウホールディングス株式会社Daiwabo Rayonne Kkダイワボウレーヨン株式会社
    • HAYASHI MAKOTO
    • D01F2/10D06M11/83D06M101/06
    • PROBLEM TO BE SOLVED: To provide a multifunctional regenerated cellulosic fiber in which a carboxyl group is introduced in cellulose without graft polymerization, and to which deodorant properties, washing resistance of deodorant properties, moisture releasing and heat dissipating properties and moisture absorption/release properties are imparted, a fiber structure including the same, and a method for producing them.SOLUTION: The multifunctional regenerated cellulosic fiber includes polyacrylic acid in cellulose. The total content of carboxyl groups is 0.30 to 1.63 mmol/g. The proportion of a content of salt type carboxyl groups is 35% or less to the total content of carboxyl groups. The multifunctional regenerated cellulosic fiber can be obtained by blending an aqueous dispersion including a polyacrylic acid unneutralized compound having a viscosity of 1,000 to 10,000 mPa s and a pH of 1.4 to 2.7 in a viscose dope including cellulose, spinning the prepared viscose liquid for spinning, and adjusting pH so that the pH becomes 6.5 or less as necessary. The fiber structure includes the multifunctional regenerated cellulosic fiber.
    • 要解决的问题:提供一种多功能再生纤维素纤维,其中在不接枝聚合的情况下将纤维素引入纤维素中,并且除臭性能,除臭性能的耐洗涤性,除湿性和散热性以及吸湿性/释放性能均为 赋予其纤维结构体及其制造方法。解决方案:多功能再生纤维素纤维包括纤维素中的聚丙烯酸。 羧基的总含量为0.30〜1.63mmol / g。 盐类羧基含量的比例相对于羧基的总含量为35%以下。 多功能再生纤维素纤维可以通过将包含粘度为1,000〜10,000mPa·s的聚丙烯酸非中和化合物和1.4〜2.7的粘度的水溶液分散在包含纤维素的粘胶纤维素中,纺丝所制备的纺丝用粘胶液, 并调节pH使pH值根据需要变为6.5以下。 纤维结构包括多功能再生纤维素纤维。
    • 5. 发明专利
    • Arsenic adsorptive regenerated cellulose compact, production method therefor, arsonic adsorbing material, and water treating material
    • ARSENIC吸附再生纤维素紧凑型,其生产方法,ARSONIC吸附材料和水处理材料
    • JP2014171996A
    • 2014-09-22
    • JP2013048129
    • 2013-03-11
    • Daiwabo Holdings Co Ltdダイワボウホールディングス株式会社Daiwabo Rayonne Kkダイワボウレーヨン株式会社
    • HAYASHI MAKOTOYAMASHITA KOSUKE
    • B01J20/02B01J20/30C02F1/28C08L1/02C08L101/08
    • PROBLEM TO BE SOLVED: To provide an arsonic adsorptive regenerated cellulose compact that is good in handleability and has a high adsorptive property to arsonic, and to provide a production method therefor, an arsonic adsorbing material and a water treating material.SOLUTION: The arsenic adsorptive regenerated cellulose compact is a cellulose within which an iron ion complex is contained and the iron ion complex is composed of one or more kinds of support selected from a group consisting of inorganic particles having ion-bonding property and organic polymers having a reactive functional group, and iron ions supported on the support. The arsenic adsorptive regenerated cellulose compact can be produced by adding a liquid dispersion of support into a raw material viscose to prepare a viscose liquid and carrying out the coagulation and regeneration of the viscose liquid, and treating the support-containing viscose rayon compact obtained, with an iron compound. The arsenic adsorbing material and water treating material both comprise arsenic adsorptive regenerated cellulose fibers.
    • 要解决的问题:提供一种具有良好的可操作性和对于arosonic具有高吸附性的arsonic吸附再生纤维素压块,并提供其制备方法,一种arsonic吸附材料和一种水处理材料。解决方案:砷吸附 再生纤维素成形体是其中含有铁离子络合物的纤维素,铁离子络合物由选自具有离子键合性的无机颗粒和具有反应性官能团的有机聚合物组成的组中的一种或多种载体组成, 和载体上的铁离子。 砷吸附再生纤维素成形体可以通过在原料粘胶中添加支持体的液体分散液来制造粘胶液,进行粘胶液的凝固再生,将所得到的含有支持物的粘胶人造丝胶合物 铁化合物。 砷吸附材料和水处理材料都包含砷吸附再生纤维素纤维。
    • 6. 发明专利
    • Rayon fiber containing tea-originated component and method for producing the same
    • 含有原料组分的RAYON纤维及其制造方法
    • JP2010121229A
    • 2010-06-03
    • JP2008294836
    • 2008-11-18
    • Daiwabo Holdings Co LtdDaiwabo Rayonne KkIto En Ltdダイワボウホールディングス株式会社ダイワボウレーヨン株式会社株式会社 伊藤園
    • KAJIHATA HIROYUKIHAYASHI MAKOTOYAMAMOTO OSAMU
    • D01F2/10
    • PROBLEM TO BE SOLVED: To provide a rayon fiber having functions imparted by a tea-originated component and excellent durability of the imparted function by allowing the tea-originated component having inferior chemical resistance to alkalis and/or acids to be contained therein without causing deactivation and/or deterioration of the activities even if being exposed to alkalis and/or the acids in a viscose rayon production process. SOLUTION: The rayon fiber includes a fatty acid and/or a salt thereof (hereinafter referred to as a fatty acid), and the tea-originated component, wherein the fatty acid in the rayon fiber is in a noncompatible state with the cellulose, and forms a cell-shaped region by being dispersed, and the tea-originated component is included in the cell-shaped region. The rayon fiber is produced by preparing an emulsion liquid by adding a hydroxide of an alkali metal, a surfactant and a tea-originated component to an aqueous solution containing a fatty acid in order, and mixing them, preparing a viscose liquid by adding the emulsion liquid to a viscose dope containing cellulose and mixing them, spinning the viscose liquid by extruding the viscose liquid from a nozzle, and coagulating the spun viscose liquid to regenerate the rayon fiber. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了提供具有由茶产生成分赋予的功能的人造丝纤维,并且通过允许其中含有对碱和/或酸具有差的耐化学性的茶产生成分,赋予赋予功能的优异的耐久性 即使在粘胶人造丝生产过程中暴露于碱和/或酸,也不会导致活性的失活和/或劣化。 溶解性:人造丝纤维包含脂肪酸和/或其盐(以下称为脂肪酸)和茶产生成分,其中人造丝纤维中的脂肪酸与 纤维素,通过分散形成细胞形状区域,茶源性成分包含在细胞形状区域中。 通过将碱金属,表面活性剂和起源于茶的成分的氢氧化物加入到含有脂肪酸的水溶液中来制备乳液,制备人造丝纤维,并将它们混合,通过加入乳液制备粘胶液 将液体加入到含有纤维素的粘胶纤维素中并混合,通过从喷嘴挤出粘胶液来纺丝粘胶液体,并使纺粘粘胶液凝结以再生人造丝纤维。 版权所有(C)2010,JPO&INPIT
    • 7. 发明专利
    • Functionalizing agent-containing rayon fiber and method for producing the rayon fiber
    • 功能性试剂含硅纤维及其生产方法
    • JP2010116656A
    • 2010-05-27
    • JP2008292760
    • 2008-11-14
    • Daiwabo Holdings Co LtdDaiwabo Rayonne Kkダイワボウホールディングス株式会社ダイワボウレーヨン株式会社
    • KAJIHATA HIROYUKIHAYASHI MAKOTO
    • D01F2/06
    • PROBLEM TO BE SOLVED: To provide a rayon fiber has a functionalizing agent applied during a viscose rayon production process without deactivation and/or decline in its function, thus having functionality imparted thereby, and excellent in thus imparted functionality's persistence, and to provide a method for producing the rayon fiber.
      SOLUTION: The rayon fiber is such that a fatty acid and/or a salt thereof (hereinafter, referred to as fatty acid simply) and a functionalizing agent (except liposoluble antioxidant and tea-derived ingredients) are applied therein; the cellulose therein and the fatty acid are incompatible with each other; the fatty acid has been microdispersed therein to form cell-like regions; the functionalizing agent is included in the cell-like regions. The method for producing the rayon fiber includes the following steps: an aqueous solution containing the fatty acid is admixed with the functionalizing agent to prepare a mixed solution; Cellulose-containing viscose dope is admixed with the above-obtained mixed solution to prepare viscose dope, which is then extruded via nozzles and spun followed by coagulating and regenerating the resultant spun rayon fiber.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供人造丝纤维具有在粘胶人造丝生产过程中施加的功能性试剂,其功能没有失活和/或降低,因此具有由此赋予的功能,并且由此赋予功能性的持久性优异,并且 提供人造纤维的制造方法。 解决方案:人造丝纤维使其中应用脂肪酸和/或其盐(以下简称为脂肪酸)和官能化剂(脂溶性抗氧化剂和茶衍生成分除外); 其中的纤维素和脂肪酸彼此不相容; 脂肪酸已经微分散在其中以形成细胞样区域; 功能化剂包括在细胞样区域中。 制造人造纤维的方法包括以下步骤:将含有脂肪酸的水溶液与官能化剂混合以制备混合溶液; 将含纤维素的粘胶原液与上述混合溶液混合以制备粘胶原液,然后通过喷嘴挤出并纺丝,然后凝结和再生所得纺丝人造丝纤维。 版权所有(C)2010,JPO&INPIT
    • 9. 发明专利
    • Deodorant regenerated cellulosic fiber, method for producing the same, and fiber structure
    • 脱盐剂再生纤维素纤维,其制造方法和纤维结构
    • JP2013204205A
    • 2013-10-07
    • JP2012076189
    • 2012-03-29
    • Daiwabo Holdings Co Ltdダイワボウホールディングス株式会社Daiwabo Rayonne Kkダイワボウレーヨン株式会社
    • HAYASHI MAKOTO
    • D01F2/00D01F2/06D06M11/00D06M11/44D06M11/83
    • PROBLEM TO BE SOLVED: To provide a deodorant regenerated cellulosic fiber in which a carboxyl group is introduced in cellulose without graft polymerization, and deodorant properties to ammonia is improved, a method for producing the same, and a fiber structure.SOLUTION: The deodorant regenerated cellulosic fiber is a regenerated cellulosic fiber including acrylate-based resin particles and a metal. The acrylate-based resin particles have an average particle diameter of 0.2 to 1.5 μm. The metal is present as a metal ion and/or metallic fine particles. In the regenerated cellulose fiber, the content of the metal is 300 mg/kg or more. The deodorant regenerated cellulosic fiber can be produced by spinning a viscose liquid for spinning prepared by blending acrylate-based resin particles having an average particle diameter of 0.2 to 1.5 μm in a viscose dope including cellulose, and treating the obtained viscose rayon yarn with a metal ion. The fiber structure includes the deodorant regenerated cellulosic fiber.
    • 要解决的问题:提供一种除臭剂再生纤维素纤维,其中将羧基引入纤维素中而不进行接枝聚合,并且改善对氨的除臭性能,其制备方法和纤维结构。解决方案:除臭剂再生 纤维素纤维是包括丙烯酸酯类树脂颗粒和金属的再生纤维素纤维。 丙烯酸酯系树脂粒子的平均粒径为0.2〜1.5μm。 金属以金属离子和/或金属微粒存在。 在再生纤维素纤维中,金属含量为300mg / kg以上。 除臭再生纤维素纤维可以通过将包含平均粒径为0.2〜1.5μm的丙烯酸酯类树脂颗粒与包含纤维素的粘胶纤维混合而制备的纺丝用粘胶液进行纺丝而制成,并用金属处理得到的粘胶人造丝 离子。 纤维结构包括除臭再生纤维素纤维。
    • 10. 发明专利
    • Deodorant regenerated cellulosic fiber, method for producing the same, and fiber structure
    • 脱盐剂再生纤维素纤维,其制造方法和纤维结构
    • JP2013204204A
    • 2013-10-07
    • JP2012076188
    • 2012-03-29
    • Daiwabo Holdings Co Ltdダイワボウホールディングス株式会社Daiwabo Rayonne Kkダイワボウレーヨン株式会社Toray Ind Inc東レ株式会社
    • HAYASHI MAKOTOTAKAYANAGI KEI
    • D01F2/00D01F2/06D03D15/00D04B1/16D06M11/00
    • PROBLEM TO BE SOLVED: To provide a deodorant regenerated cellulosic fiber that is excellent in deodorant properties to all odorous components in sweat odor, a method for producing the same, and a fiber structure.SOLUTION: The deodorant regenerated cellulosic fiber is a regenerated cellulosic fiber which includes acrylate-based resin particles blended in cellulose. The acrylate-based resin particles have an average particle diameter of 0.2 to 1.5 μm. In the regenerated cellulosic fiber, the proportion of a content of a salt type carboxyl group is 35% or less to a total content of carboxyl groups. The deodorant regenerated cellulosic fiber can be produced by spinning a viscose liquid for spinning prepared by adding an aqueous dispersion including acrylate-based resin particles having an average particle diameter of 0.2 to 1.5 μm to a viscose dope including cellulose, and dipping the obtained viscose rayon yarn in a buffer solution having a pH of 5.5 or less as necessary. The fiber structure includes the deodorant regenerated cellulosic fiber.
    • 要解决的问题:提供对汗气中的所有臭味成分具有优异的除臭性能的除臭再生纤维素纤维,其制造方法和纤维结构。溶液:除臭再生纤维素纤维是再生纤维素纤维 其包括在纤维素中混合的丙烯酸酯类树脂颗粒。 丙烯酸酯系树脂粒子的平均粒径为0.2〜1.5μm。 在再生纤维素纤维中,盐类羧基含量的比例相对于羧基的总含量为35%以下。 除臭再生纤维素纤维可以通过将包含平均粒径为0.2〜1.5μm的丙烯酸酯系树脂粒子的水性分散体与包含纤维素的粘胶纤维素混合而制成的纺丝用的粘胶液进行纺丝而制成,并将所得的粘胶人造丝 在需要时pH为5.5以下的缓冲溶液中的纱线。 纤维结构包括除臭再生纤维素纤维。